graph "graph.dot" {

   size="6.0,7.0";

node [shape=circle,fixedsize=true,style=filled,
      color="khaki",fontcolor="black",fontsize=18];

   1  [label="1", pos="0.635165,0.371837"];
   2  [label="2", pos="0.772244,0.103298"];
   3  [label="3", pos="0.746953,0.702926"];
   4  [label="4", pos="0.914539,0.257016"];
   5  [label="5", pos="0.246665,0.339202"];
   6  [label="6", pos="1.000000,0.036644"];
   7  [label="7", pos="0.843329,0.963356"];
   8  [label="8", pos="0.026225,0.164762"];
   9  [label="9", pos="0.000000,0.472168"];

edge [color="blue"];

   1  --   2;
   1  --   3;
   1  --   4;
   1  --   5;
   2  --   6;
   3  --   7;
   4  --   6;
   5  --   8;
   5  --   9;

}
